Wireless microphone



FIG. 1 is a top, front, left side perspective view of a wireless microphone;

FIG. 2 is a top, front, right side perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines shown in the drawings illustrate portions of the wireless microphone that form no part of the claimed design. 

CLAIM We claim the ornamental design for a wireless microphone, as shown and described. 